Iamsosmart4185 Iamsosmart4185

29-12-2023
Physics

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The wavefronts of a light wave travelling in vacuum are given by x + y + z = c. The angle made by the direction of propagation of light with the X-axis is
(a) 0°
(b) 45°
(c) 90°
(d) cos -1(1/√3).

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